[fprint] Problems with pam_fprint

[miguel@jmroque.net]

Hi.

In AES1610 when I move too slow I get this segmentation fault. It's  
very difficult to get it to read. The scan time has to be adjusted for  
this sensor I believe.

Miguel

Quoting Vasily Khoruzhick <anarsoul at gmail.com>:

> On 23 November 2007 01:38:50 João Miguel Roque wrote:
>
>> Other thing is that the scan at least with the AES1610 doesn't have a
>> good quality and maybe this is not only with the quality of the sensor,
>> but also with the speed one must use when scaning the finger. If you
>> scan too slow, it gives a segmentation fault. Don't know the internals
>> of the program, but if possible, try to slow a bit the scan so that we
>> can avoid this segmentation fault. Other thing could be to add in the
>> demo a param that will do that, we the users will check the best speed
>> for our sensors and then you could implement that speed in
>> pam_fprint_enroll.
>
> It seems to me that segfault is a aes1610 driver issue.
> As for aes2501 when I try to move finger too slow I get:
>
> aes2501:warning [capture] swiping finger too slow?
>
> Btw, please, post bug at http://www.reactivated.net/fprint/bugs/
>
> Can someone with aes1610 check if this issue present?
>
> Regards
> Vasily
>